javax.mail.Flags#getSystemFlags ( )源码实例Demo

/**
 * Add the given {@link Flags} to the {@link Document}
 */
private void indexFlags(Document doc, Flags f) {
    List<String> fString = new ArrayList<>();
    Flag[] flags = f.getSystemFlags();
    for (Flag flag : flags) {
        fString.add(toString(flag));
        doc.add(new Field(FLAGS_FIELD, toString(flag), Store.YES, Index.NOT_ANALYZED));
    }
    
    String[] userFlags = f.getUserFlags();
    for (String userFlag : userFlags) {
        doc.add(new Field(FLAGS_FIELD, userFlag, Store.YES, Index.NOT_ANALYZED));
    }
    
    // if no flags are there we just use a empty field
    if (flags.length == 0 && userFlags.length == 0) {
        doc.add(new Field(FLAGS_FIELD, "",Store.NO, Index.NOT_ANALYZED));
    }
    
}
 

/**
 * Check if the given {@link Flags} contains {@link Flags} which are not
 * included in the returned {@link Flags} of
 * {@link #getPermanentFlags(MailboxSession)}. If any are found, these are
 * removed from the given {@link Flags} instance. The only exception is the
 * {@link Flag#RECENT} flag.
 * 
 * This flag is never removed!
 */
private void trimFlags(Flags flags, MailboxSession session) {

    Flags permFlags = getPermanentFlags(session);

    Flag[] systemFlags = flags.getSystemFlags();
    for (Flag f : systemFlags) {
        if (f != Flag.RECENT && permFlags.contains(f) == false) {
            flags.remove(f);
        }
    }
    // if the permFlags contains the special USER flag we can skip this as
    // all user flags are allowed
    if (permFlags.contains(Flags.Flag.USER) == false) {
        String[] uFlags = flags.getUserFlags();
        for (String uFlag : uFlags) {
            if (permFlags.contains(uFlag) == false) {
                flags.remove(uFlag);
            }
        }
    }

}
 

/**
 * Set flags to the specified imapFolder.
 * 
 * @param messageInfo FileInfo of imap Folder.
 * @param flags flags to set.
 * @param value value to set.
 */
public void setFlags(FileInfo messageInfo, Flags flags, boolean value)
{
    checkForFlaggableAspect(messageInfo.getNodeRef());
    

    for (Flags.Flag flag : flags.getSystemFlags())
    {
        setFlag(messageInfo, flag, value);
    }
}
 

public static HumanReadableText permanentFlags(Flags flags) {
    String text;
    if (flags.getSystemFlags() != null && flags.getSystemFlags().length > 0) {
        text = "Limited";
    } else {
        text = "No permanent flags permitted";
    }
    return new HumanReadableText("org.apache.james.imap.PERMANENT_FLAGS", text);
}
 

public static boolean flagsChanged(Flags flagsOld, Flags flagsNew) {
    Flags modifiedFlags = new Flags();
    addModifiedSystemFlags(flagsOld, flagsNew, modifiedFlags);
    addModifiedUserFlags(flagsOld, flagsNew, modifiedFlags);
    if (modifiedFlags.getSystemFlags().length > 0 || modifiedFlags.getUserFlags().length > 0) {
        return true;
    } else {
        return false;
    }
}
 

protected void setEnvelope(final Mail mail, final Message message) throws javax.mail.MessagingException
{
  mail.setMessage(message);
  Address[] addr;
  // ID
  mail.setMessageNumber(message.getMessageNumber());

  // FROM
  StringBuffer buf = new StringBuffer();
  addr = message.getFrom();
  if (addr != null) {
    for (int j = 0; j < addr.length; j++) {
      if (j > 0)
        buf.append(",");
      buf.append(addr[j].toString());
    }
  }
  mail.setFrom(buf.toString());

  // TO
  addr = message.getRecipients(Message.RecipientType.TO);
  buf = new StringBuffer();
  if (addr != null) {
    for (int j = 0; j < addr.length; j++) {
      if (j > 0)
        buf.append(",");
      buf.append(addr[j].toString());
    }
  }
  mail.setTo(buf.toString());

  // SUBJECT
  mail.setSubject(message.getSubject());

  // DATE
  final Date date = message.getSentDate();
  if (date != null) {
    mail.setDate(date);
  } else { // Needed for compareTo (assume 1.1.1970)
    mail.setDate(new Date(0));
  } // FLAGS
  final Flags flags = message.getFlags();
  final Flags.Flag[] systemFlags = flags.getSystemFlags(); // get the system flags

  for (int i = 0; i < systemFlags.length; i++) {
    final Flags.Flag flag = systemFlags[i];
    if (flag == Flags.Flag.ANSWERED) {
      // Ignore this flag
    } else if (flag == Flags.Flag.DELETED) {
      mail.setDeleted(true);
    } else if (flag == Flags.Flag.DRAFT) {
      // Ignore this flag
    } else if (flag == Flags.Flag.FLAGGED) {
      // Ignore this flag
    } else if (flag == Flags.Flag.RECENT) {
      mail.setRecent(true);
    } else if (flag == Flags.Flag.SEEN) {
      mail.setSeen(true);
    } else {
      // skip it
    }
  }
}